Nodulisporic acids C, C1, and C2:: A series of D-ring-opened nodulisporic acids from the fungus Nodulisporium sp.

被引:19
作者
Ondeyka, JG [1 ]
Byrne, K [1 ]
Vesey, D [1 ]
Zink, DL [1 ]
Shoop, WL [1 ]
Goetz, MA [1 ]
Singh, SB [1 ]
机构
[1] Merck Res Labs, Rahway, NJ 07065 USA
来源
JOURNAL OF NATURAL PRODUCTS | 2003年 / 66卷 / 01期
关键词
D O I
10.1021/np020339u
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Nodulisporic acids C (4a), C-1 (5a), and C-2 (6a), a series of D-ring-opened nodulisporic acids, were isolated from fermentations of a mutant culture of Nodulisporium sp. MF5954. Nodulisporic acid C, the most potent of the three, showed good activity against fleas with an LD90 of 10 mug/mL. These compounds tend to be unstable in the free acid form and were isolated as stable sodium salts.
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页码:121 / 124
页数:4
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